| 1 | import * as AWS from "@/AWS"; |
| 2 | import * as Context from "effect/Context"; |
| 3 | import * as Effect from "effect/Effect"; |
| 4 | import * as Layer from "effect/Layer"; |
| 5 | import * as Stream from "effect/Stream"; |
| 6 | import * as HttpServerResponse from "effect/http/HttpServerResponse"; |
| 7 | import path from "pathe"; |
| 8 | |
| 9 | const main = path.resolve(import.meta.dirname, "event-source-handler.ts"); |
| 10 | |
| 11 | // End-to-end QueueEventSource fixture: the Lambda consumes messages from a |
| 12 | // source queue via `consumeQueueMessages` and forwards each record body into |
| 13 | // a result queue via `QueueSink`, so the test can observe delivery |
| 14 | // out-of-band (mirrors test/AWS/Kinesis/stream-handler.ts). |
| 15 | export class QueueEventSourceFunction extends AWS.Lambda.Function<AWS.Lambda.Function>()( |
| 16 | "QueueEventSourceFunction", |
| 17 | ) {} |
| 18 | |
| 19 | export class SourceAndResultQueues extends Context.Service< |
| 20 | SourceAndResultQueues, |
| 21 | { |
| 22 | source: AWS.SQS.Queue; |
| 23 | result: AWS.SQS.Queue; |
| 24 | } |
| 25 | >()("SourceAndResultQueues") {} |
| 26 | |
| 27 | export const SourceAndResultQueuesLive = Layer.effect( |
| 28 | SourceAndResultQueues, |
| 29 | Effect.gen(function* () { |
| 30 | const source = yield* AWS.SQS.Queue("EventSourceSourceQueue"); |
| 31 | const result = yield* AWS.SQS.Queue("EventSourceResultQueue"); |
| 32 | return { source, result }; |
| 33 | }), |
| 34 | ); |
| 35 | |
| 36 | export default QueueEventSourceFunction.make( |
| 37 | { |
| 38 | main, |
| 39 | functionUrl: true, |
| 40 | }, |
| 41 | Effect.gen(function* () { |
| 42 | const { source, result } = yield* SourceAndResultQueues; |
| 43 | const sink = yield* AWS.SQS.QueueSink(result); |
| 44 | |
| 45 | yield* AWS.SQS.consumeQueueMessages(source, { batchSize: 10 }, (records) => |
| 46 | records.pipe( |
| 47 | Stream.map((record) => ({ MessageBody: record.body })), |
| 48 | Stream.run(sink), |
| 49 | Effect.orDie, |
| 50 | ), |
| 51 | ); |
| 52 | |
| 53 | const sourceQueueUrl = yield* source.queueUrl; |
| 54 | const sourceQueueArn = yield* source.queueArn; |
| 55 | const resultQueueUrl = yield* result.queueUrl; |
| 56 | |
| 57 | return { |
| 58 | fetch: Effect.gen(function* () { |
| 59 | return yield* HttpServerResponse.json({ |
| 60 | ok: true, |
| 61 | sourceQueueUrl: yield* sourceQueueUrl, |
| 62 | sourceQueueArn: yield* sourceQueueArn, |
| 63 | resultQueueUrl: yield* resultQueueUrl, |
| 64 | }); |
| 65 | }).pipe(Effect.orDie), |
| 66 | }; |
| 67 | }).pipe( |
| 68 | Effect.provide( |
| 69 | Layer.provideMerge( |
| 70 | Layer.mergeAll(AWS.Lambda.QueueEventSource, AWS.SQS.QueueSinkHttp), |
| 71 | Layer.mergeAll(AWS.SQS.SendMessageBatchHttp, SourceAndResultQueuesLive), |
| 72 | ), |
| 73 | ), |
| 74 | ), |
| 75 | ); |